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3.16 Ct Natural Aquamarine — Sri Lanka, Emerald cut, Sri Lanka

At 3.16 carats, this natural Sri Lankan aquamarine features an elongated emerald cut, measuring 11.1 x 6.9 x 5.9mm. The elongated step-cut profile gives the stone a clean, architectural look and works particularly well in sophisticated rings and pendants. Sourced from Sri Lanka, a historic source of colored gemstones, this natural aquamarine is suitable for professional gem sourcing and custom jewelry development.

About Aquamarine: From a gemological perspective, aquamarine is the blue to greenish-blue variety of beryl, with the chemical formula Be₃Al₂Si₆O₁₈. It has a Mohs hardness of 7.5–8.0, a specific gravity of about 2.72, and a refractive index of approximately 1.577–1.583. Its vitreous luster and typically good transparency can give well-cut stones a clean, bright appearance. These properties make aquamarine a versatile gemstone for many types of jewelry.

• Type: Natural Aquamarine

• Total Weight: 3.16 Cts.

• Quantity: 1 piece

• Color: Blue to greenish-blue

• Shape/Cut: Emerald cut

• Measurements: 11.1 x 6.9 x 5.9mm

• Origin: Sri Lanka

• Mineral: Beryl

• Mohs Hardness: 7.5–8.0


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At 3.16 carats, this natural Sri Lankan aquamarine features an elongated emerald cut, measuring 11.1 x 6.9 x 5.9mm. The elongated step-cut profile gives the stone a clean, architectural look and works particularly well in sophisticated rings and pendants. Sourced from Sri Lanka, a historic source of colored gemstones, this natural aquamarine is suitable for professional gem sourcing and custom jewelry development.

About Aquamarine: From a gemological perspective, aquamarine is the blue to greenish-blue variety of beryl, with the chemical formula Be₃Al₂Si₆O₁₈. It has a Mohs hardness of 7.5–8.0, a specific gravity of about 2.72, and a refractive index of approximately 1.577–1.583. Its vitreous luster and typically good transparency can give well-cut stones a clean, bright appearance. These properties make aquamarine a versatile gemstone for many types of jewelry.

• Type: Natural Aquamarine

• Total Weight: 3.16 Cts.

• Quantity: 1 piece

• Color: Blue to greenish-blue

• Shape/Cut: Emerald cut

• Measurements: 11.1 x 6.9 x 5.9mm

• Origin: Sri Lanka

• Mineral: Beryl

• Mohs Hardness: 7.5–8.0